ECB S.A., formerly known as Elektrocieplownia Bedzin S.A., is a Polish utility company engaged in the generation, transmission, distribution, and trading of electricity and heat. Established originally as a state-owned enterprise and transformed into a joint-stock company in 1993, it operates through two primary segments: Energy and Financial. The Energy segment focuses on producing electricity, steam, hot water, and air conditioning services primarily from conventional sources, serving both industrial and residential needs. The Financial segment offers leasing and other financial services, including property and machinery rentals. With a history dating back to 1909, ECB S.A. plays a significant role in Poland's energy infrastructure, supporting cogeneration and small power production while also managing financial holdings connected to energy sector assets. Headquartered in Bedzin, Poland, the company balances traditional energy production with financial services, contributing to the regional utilities sector.